Mr. Zheng XU is an expert in the field of international trade dispute matters. He represents clients in numerous anti-dumping and countervailing duty investigation initiated by United Stated, P.R. China and other countries including the Canada, the European Union, Australia, India, Brazil, Columbia, Peru, etc. He shares a very good working relationship with the investigation authority and is praised by the client for his knowledge, proficiency and competency in international trade laws. Meanwhile he is also a SAS certified programmer, and is good at using SAS to calculate the dumping margin.